When a criminal named King Fu who has terrorized a city substitutes himself for a stage actor who resembles him, the staff and spectators at that night's show think the actor is giving an unusually good performance.
During a rainstorm at a remote manor house, Richard Crayell plays host to several guests. At nine o'clock sharp, he excuses himself from the card table to take his medicine, promising to return soon.
A mysterious master criminal known as The Voice plots with his gang to sabotage the Milesburg Oil Company, but the rightful heir has a secret army of her own to protect her rights.